| Upper Grand Lagoon to Imola | 5,131.53 mi (8,258.41 km) |
| Upper Grand Lagoon to Impruneta | 5,131.97 mi (8,259.11 km) |
| Upper Grand Lagoon to Induno Olona | 4,959.93 mi (7,982.23 km) |
| Upper Grand Lagoon to Inverigo | 4,980.08 mi (8,014.66 km) |
| Upper Grand Lagoon to Inveruno | 4,970.36 mi (7,999.03 km) |
| Upper Grand Lagoon to Inzago | 4,997.62 mi (8,042.89 km) |
| Upper Grand Lagoon to Iseo | 5,018.77 mi (8,076.93 km) |
| Upper Grand Lagoon to Isernia | 5,333.66 mi (8,583.69 km) |
| Upper Grand Lagoon to Isola Capo Rizzuto | 5,555.66 mi (8,940.96 km) |
| Upper Grand Lagoon to Isola del Liri | 5,300.97 mi (8,531.08 km) |
| Upper Grand Lagoon to Isola della Scala | 5,072.25 mi (8,163.00 km) |
| Upper Grand Lagoon to Isola Vicentina | 5,080.10 mi (8,175.63 km) |
| Upper Grand Lagoon to Ispica | 5,529.80 mi (8,899.35 km) |
| Upper Grand Lagoon to Istrana | 5,106.57 mi (8,218.24 km) |
| Upper Grand Lagoon to Itri | 5,312.36 mi (8,549.41 km) |
